int udp_output(byte *buf, int len, k.IKCPCB *kcp, void *user)
{
byte[] buff = new byte[len];
Marshal.Copy(new IntPtr(buf), buff, 0, len);
udpsocket.SendTo(buff, 0, len, SocketFlags.None, remoteipep);
return(0);
}
protected virtual int udp_output(byte *buf, int len, k.IKCPCB *kcp, void *user)
{
byte[] kcppack = new byte[len];
Marshal.Copy(new IntPtr(buf), kcppack, 0, len);
#if PRINTPACK
Console.WriteLine($"kcp_output:size{kcppack.Length}:{string.Join(",", kcppack)}");
#endif
var sendbuf = new byte[PackSettings.HEADER_LEN + kcppack.Length];
defpb.Write(sendbuf, kcppack, 0, kcppack.Length);
OutgoingData.Enqueue(sendbuf);
return(0);
}
protected override unsafe int udp_output(byte *buf, int len, k.IKCPCB *kcp, void *user)
{
//一定是reliable
byte[] kcppack = new byte[len + 1];
Marshal.Copy(new IntPtr(buf), kcppack, 1, len);
kcppack[0] = (byte)PackType.Kcp;
#if PRINTPACK
Console.WriteLine($"kcp_output:size{kcppack.Length}:{string.Join(",", kcppack)}");
#endif
var sendbuf = new byte[PackSettings.HEADER_LEN + kcppack.Length];
defpb.Write(sendbuf, kcppack, 0, kcppack.Length);
OutgoingData.Enqueue(sendbuf);
return(0);
}
private unsafe void button_init_Click(object sender, EventArgs e)
{
var userid = uint.Parse(textBox_sid.Text);
var arr = textBox_local.Text.Split(":"[0]);
localipep = new IPEndPoint(IPAddress.Parse(arr[0]), int.Parse(arr[1]));
arr = textBox_remote.Text.Split(":"[0]);
remoteipep = new IPEndPoint(IPAddress.Parse(arr[0]), int.Parse(arr[1]));
kcp1 = ikcp_create(userid, (void *)userid);
kcp1->output = Marshal.GetFunctionPointerForDelegate(new k.d_output(udp_output));
ikcp_wndsize(kcp1, 128, 128);
ikcp_nodelay(kcp1, 1, 10, 2, 1);
kcp1->rx_minrto = 10;
kcp1->fastresend = 1;
udpsocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
udpsocket.Blocking = false;
udpsocket.Bind(localipep);
}